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Finding the Fourth Proportional to 423,344.44, 584,214.52 and 242,059.76

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Solution

The fourth proportional to 423,344.44, 584,214.52 and 242,059.76 is: 334,042.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,344.44 : 584,214.52 = 242,059.76 : x
  2. Step 2: Convert to fraction form
    423,344.44/584,214.52 = 242,059.76/x
  3. Step 3: Cross multiply
    423,344.44x = 584,214.52 × 242,059.76
  4. Step 4: Simplify right side
    423,344.44x = 141,414,826,499.72
  5. Step 5: Solve for x
    x = 141,414,826,499.72/423,344.44
  6. Step 6: Final answer
    x = 334,042.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.